Patents by Inventor Hiroki Hirai

Hiroki Hirai has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • COOLING MEMBER AND POWER STORAGE MODULE
    Publication number: 20180076494
    Abstract: A cooling member includes a fluid-tight sealed body that is formed by a first laminated sheet and a second laminated sheet being joined to each other at at least one joint portion, a coolant that is enclosed in the sealed body, and a heat dissipation plate that is joined in a fluid-tight manner to an inner surface of the sealed body at at least one joint portion and that has a heat absorption portion that is located inside the sealed body and a heat dissipation portion that is located outside the sealed body.
    Type: Application
    Filed: March 17, 2016
    Publication date: March 15, 2018
    Inventors: Hideyuki KUBOKI, Hiroki HIRAI, Makoto HIGASHIKOZONO
  • EXTERIOR WIRING HARNESS AND HARNESS-EQUIPPED ELECTRICAL DEVICE
    Publication number: 20180075943
    Abstract: It is aimed to provide an exterior wiring harness for which a routing space is simplified and reduced in size. An exterior wiring harness (10) is disposed on an outer surface of a power storage module (20). The exterior wiring harness (10) includes a plurality of wires (11), and an exterior body (12) formed by surrounding outer peripheries of the plurality of wires (11) by a sheet (13) made of fibrous synthetic resin. The exterior body 12 includes a flat portion 15 having a flat cross-sectional shape, and the flat portion (15) is disposed along at least a part of an outer surface of the power storage module (20).
    Type: Application
    Filed: March 16, 2016
    Publication date: March 15, 2018
    Inventors: Ryouya Okamoto, Hiroki Hirai, Tetsuji Tanaka, Hiroomi Hiramitsu, Hiroshi Shimizu, Hitoshi Takeda
  • ELECTRICITY STORAGE PACK
    Publication number: 20180069214
    Abstract: An electricity storage pack includes an electricity storage element in which positive and negative electrode terminals are provided on one side, a case that accommodates the electricity storage element, a holding member that holds the electricity storage element in an orientation in which the terminals are located on a lower side in the case 11, and a coolant 55 in liquid form that is accommodated in the case so as to be in contact with the terminals.
    Type: Application
    Filed: March 4, 2016
    Publication date: March 8, 2018
    Inventors: Hideyuki KUBOKI, Hiroki HIRAI, Makoto HIGASHIKOZONO
  • Terminated electric wire and method for manufacturing terminated electric wire
    Patent number: 9912096
    Abstract: A terminated electric wire includes an electric wire that includes a core wire including a metal having an ionization tendency larger than that of copper and being exposed from an end portion of the electric wire, and a terminal that includes copper or a copper alloy and is connected to the exposed core wire. A surface treating layer includes a surface treating agent that is in liquid form or in paste form and whose molecular structure contains an affinity group having an affinity for the terminal and a hydrophobic group having hydrophobicity, and is formed on a surface of the terminal. As a result, the electrolytic corrosion resistance of the terminated electric wire is improved.
    Type: Grant
    Filed: July 8, 2014
    Date of Patent: March 6, 2018
    Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., KYUSHU UNIVERSITY
    Inventors: Hideki Nomura, Hiroki Hirai, Junichi Ono, Takuji Ootsuka, Takehiro Hosokawa, Tatsuya Hase, Kazuhiro Goto, Kazuo Nakashima, Makoto Mizoguchi
  • EXTERIOR WIRING HARNESS
    Publication number: 20180056896
    Abstract: It is aimed to provide an exterior wiring harness which can be routed in a flat space formed between a plurality of electrical members. An exterior wiring harness (10) includes a plurality of wires (11) and an exterior body (12) formed by surrounding outer peripheries of the plurality of wires (11) by a sheet (13) made of fibrous synthetic resin. The exterior body (12) includes a flat portion (15) having a flat cross-sectional shape and other parts (14) connected to the flat portion (15) and different from the flat portion. A length (L1) of the flat portion (15) in a minor axis direction is set to be smaller than a width of a clearance formed between a plurality of electrical members. A maximum value (L3) of the other parts (14) in the minor axis direction of the flat portion is set to be larger than the width of the clearance.
    Type: Application
    Filed: March 16, 2016
    Publication date: March 1, 2018
    Inventors: Ryouya Okamoto, Hiroki Hirai, Tetsuji Tanaka, Hiroomi Hiramitsu, Hiroshi Shimizu, Hitoshi Takeda
  • FLEXIBLE LINKING TERMINAL AND ELECTRICITY STORAGE MODULE
    Publication number: 20180062332
    Abstract: A flexible linking terminal includes a braided wire constituted by a plurality of metal wires and a plurality of terminals that are spaced apart from each other and connected to the braided wire, and the terminals each include a fixing portion that is fixed to the braided wire and a connection portion that protrudes in a direction intersecting a direction in which the plurality of terminals are lined up and that is connectable to an external portion.
    Type: Application
    Filed: December 4, 2015
    Publication date: March 1, 2018
    Inventors: Hideyuki KUBOKI, Hiroki HIRAI, Tomoyuki SAKATA, Makoto HIGASHIKOZONO, Kenji NAKAGAWA
  • Sealing structure of multicore cable
    Patent number: 9905337
    Abstract: A sealing structure of a multicore cable includes the multicore cable, a rubber stopper, a cap, and a holder. The multicore cable includes first to fourth electric wires covered with a sheath. The rubber stopper is fitted on an end of the sheath and first to fourth through holes through which the first to the fourth electric wires are passed, respectively. The cap is fitted on the rubber stopper and presses the rubber stopper inward. The holder includes a sheath holding portion for holding the sheath and a cap holding portion for holding the cap.
    Type: Grant
    Filed: December 25, 2014
    Date of Patent: February 27, 2018
    Assignees: AUTONETOWKRS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Hirokazu Komori, Hiroki Hirai, Tomoyuki Sakata, Makoto Higashikozono, Masato Tsutsuki
  • ELECTRICITY STORAGE PACK
    Publication number: 20180047952
    Abstract: An electricity storage pack includes a base member, a connector that is fixed to the base member and includes a first fitting portion and a second fitting portion, an electric wire that electrically connects the first fitting portion and the second fitting portion, an electricity storage module that includes an electricity storage-side fitting portion fitted to the first fitting portion, and a control unit that includes a control-side fitting portion fitted to the second fitting portion.
    Type: Application
    Filed: February 26, 2016
    Publication date: February 15, 2018
    Inventors: Hideyuki KUBOKI, Hiroki HIRAI, Makoto HIGASHIKOZONO, Kenji NAKAGAWA
  • ELECTRICITY STORAGE MODULE
    Publication number: 20180047518
    Abstract: An electricity storage module (10) includes a housing (11) filled with a coolant (21), a plurality of electricity storage elements (12) that include electrode terminals (26) located above a liquid surface of the coolant (21) and that are accommodated in the housing (11), and an absorption sheet (28) that absorbs the coolant (21) and is in contact with an outer surface of at least one of the plurality of electricity storage elements (12). The electrode terminals (26) include a connection portion (27) that electrically connects the electrode terminals (26) of the adjacent electricity storage elements (12) of the plurality of electricity storage elements (12) and that is integral with or separate from the electrode terminal (26). The absorption sheet (28) includes a contact portion (29) that is in contact with the connection portion (27).
    Type: Application
    Filed: March 17, 2016
    Publication date: February 15, 2018
    Inventors: Hideyuki KUBOKI, Hiroki HIRAI, Makoto HIGASHIKOZONO
  • SHEATHED WIRE HARNESS
    Publication number: 20180005726
    Abstract: A sheathed wire harness includes connectors to be fitted to counterpart connectors, electric wires connected to the connectors, and a fibrous resin cloth that is connected to the electric wires and surrounds the electric wires. The resin cloth includes a cover portion that can be moved to a closed position in which portions of the electric wires near the connectors are covered, and moved to an open position in which the portions of the electric wires near the connectors are exposed.
    Type: Application
    Filed: January 22, 2016
    Publication date: January 4, 2018
    Inventors: Hiroomi HIRAMITSU, Ryouya OKAMOTO, Hiroshi SHIMIZU, Hiroki HIRAI, Tetsuji TANAKA, Hitoshi TAKEDA
  • Seal member and seal structure for multicore cable
    Patent number: 9842671
    Abstract: A seal structure for multicore cable includes a multicore cable configured such that a plurality of first to fourth wires are surrounded by a sheath and drawn out from an end part of the sheath, and a rubber plug including a sheath fitting portion to be externally fitted to the end part of the sheath and a wire penetrating portion having a plurality of first to fourth through holes, through which the plurality of first to fourth wires drawn out from the end part of the sheath are respectively passed. Sheath side lips to be held in contact with an outer periphery of the sheath are provided on an inner periphery of the sheath fitting portion. First to fourth wire side lips to be respectively held in close contact with outer peripheries of the plurality of first to fourth wires are provided on inner peripheries of the plurality of first to fourth through holes.
    Type: Grant
    Filed: June 23, 2015
    Date of Patent: December 12, 2017
    Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Hirokazu Komori, Hiroki Hirai, Tomoyuki Sakata, Makoto Higashikozono, Masato Tsutsuki
  • ELECTRICITY STORAGE PACK
    Publication number: 20170352857
    Abstract: An electricity storage pack includes an electricity storage module having a plurality of power storage elements, a first voltage signal wire through which signals regarding voltages of the power storage elements in the electricity storage module are transmitted, and a base member on which the electricity storage module is placed and that has a holding portion for holding the first voltage signal wire, in which the first voltage signal wire is routed in a space located between the electricity storage module and the base member.
    Type: Application
    Filed: December 7, 2015
    Publication date: December 7, 2017
    Inventors: Hideyuki KUBOKI, Hiroki HIRAI, Makoto HIGASHIKOZONO, Kenji NAKAGAWA
  • ELECTRICITY STORAGE MODULE
    Publication number: 20170352851
    Abstract: An electricity storage module that includes: a plurality of electricity storage elements each including positive and negative lead terminals protruding outward from end portions thereof; a stack in which the plurality of electricity storage are stacked and adjacent ones of the lead terminals of opposite polarities are connected to each other; bus bars that are individually connected to those of the lead terminals connected in order that are located at opposite ends and that have mutually opposite polarities; and voltage detection terminals that are connected to terminal ends of voltage detection lines and individually connected to the electricity storage elements, wherein the lead terminals, the bus bars, and the voltage detection terminals are collectively connected by laser welding.
    Type: Application
    Filed: December 7, 2015
    Publication date: December 7, 2017
    Inventors: Hideyuki KUBOKI, Hiroki HIRAI, Tomoyuki SAKATA, Makoto HIGASHIKOZONO, Kenji NAKAGAWA
  • WIRE WITH TERMINAL AND MANUFACTURING METHOD THEREFOR
    Publication number: 20170331243
    Abstract: A method for manufacturing a terminal-attached electric wire including an electric wire including a core wire having plurality of strand wires, and a female terminal including wire barrels crimped around the core wire. The method includes a first step of applying ultrasonic vibrations to the core wire, and a second step of crimping the wire barrels in a region of the core wire to which ultrasonic vibrations have been applied. The first step includes applying ultrasonic vibrations to the core wire while leaving a compression margin for the crimping by the second step such that the resistance between the electric wire and the female terminal is stabilized until the strand wires of the terminal-attached electric wire are severed when the core wire of the terminal-attached electric wire is further compressed after the second step.
    Type: Application
    Filed: December 3, 2015
    Publication date: November 16, 2017
    Inventors: Takuji OOTSUKA, Hiroki HIRAI, Junichi ONO, Kenji MIYAMOTO, Toshiya OOTA, Takahito NAKASHIMA, Hiroshi KOBAYASHI
  • METHOD FOR ASSEMBLING WIRE HARNESS, INTERFERENCE SUPPRESSING MEMBER, AND WIRE HARNESS ASSEMBLY STRUCTURE
    Publication number: 20170313266
    Abstract: A wire harness assembling method includes a step (a) of attaching an interference suppressing member to at least a part of an elongated reinforcement, the reinforcement being arranged on a back side of an instrument panel of a vehicle and extending in a width direction of the vehicle; and a step (b) of arranging a wire harness so that the wire harness faces the reinforcement with the interference suppressing member interposed between the wire harness and the reinforcement, the step (b) being performed after the step (a).
    Type: Application
    Filed: October 22, 2015
    Publication date: November 2, 2017
    Inventors: Hosei MIZUNO, Hiroki HIRAI, Masaaki TABATA
  • Connector and wiring harness for connecting adjacent electrode terminals of a plurality of batteries
    Patent number: 9806470
    Abstract: A connector (20) includes a connecting member (15) with a main body portion (16) for connecting adjacent electrode terminals (12A, 12B) of a plurality of battery cells (11) including positive and negative electrode terminals (12A, 12B) and a first terminal (22) extending from the main body portion (16), a battery-side connector housing (29) accommodating the first terminal (22), a wire-side connector housing (36) to be connected to the battery-side connector housing (29) and an end part of a wire (37, and a fuse (25) arranged in the battery-side connector housing (29) to electrically connect the first terminal (22) and the wire (37).
    Type: Grant
    Filed: November 12, 2012
    Date of Patent: October 31, 2017
    Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Ryoya Okamoto, Hiroomi Hiramitsu, Hiroki Hirai
  • ELECTRICITY STORAGE MODULE
    Publication number: 20170309872
    Abstract: An electricity storage module includes a power storage element group obtained by stacking a plurality of power storage elements each having a lead terminal that protrudes from a side edge. The lead terminals are each provided with a terminal connection portion for electrically connecting the lead terminals that are adjacent in a direction in which the power storage elements are stacked, and a detection terminal portion that is electrically connectable to a device for detecting and controlling states of the respective power storage element.
    Type: Application
    Filed: October 20, 2015
    Publication date: October 26, 2017
    Inventors: Hideyuki KUBOKI, Hiroki HIRAI, Tomoyuki SAKATA, Makoto HIGASHIKOZONO, Kenji NAKAGAWA
  • Wiring module
    Patent number: 9780351
    Abstract: A battery wiring module that is attachable to an electric cell set configured with a plurality of electric cells that are lined up in a line-up direction, and that have metal terminals, namely a positive electrode and a negative electrode. The battery wiring module includes: a bus bar for electrically connecting the metal terminals of adjacent electric cells to each other; a resin protector that is made of insulating resin, that has a bus bar holding section for holding the bus bar, and that is attachable to the electric cell set; and an electronic control unit for detecting a state of at least one electric cell. The resin protector is configured to accommodate a tolerance in the line-up direction of the plurality of electric cells, and the electronic control unit is attached to the insulating protector so as to be movable in the line-up direction relative to the insulating protector.
    Type: Grant
    Filed: October 9, 2014
    Date of Patent: October 3, 2017
    Assignees: AutoNetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd., Sumitomo Electric Industries, Ltd.
    Inventors: Hiroki Shimoda, Tomoyuki Sakata, Makoto Higashikozono, Masakuni Kasugai, Masato Tsutsuki, Hiroki Hirai, Hideo Takahashi
  • ELECTRICAL STORAGE MODULE
    Publication number: 20170207023
    Abstract: An electrical storage module 10 includes: an electrical storage element group 11 in which a plurality of electrical storage elements 12 are stacked on one another, each electrical storage element having lead terminals 13 that protrude from a side edge of the electrical storage element; and fuses 45 that are electrically connected to the lead terminals 13. Detection terminals 50 for detecting a state of the electrical storage elements 12 are directly connected to the fuses 45.
    Type: Application
    Filed: July 29, 2015
    Publication date: July 20, 2017
    Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Hideyuki KUBOKI, Hiroki HIRAI, Tomoyuki SAKATA, Makoto HIGASHIKOZONO, Kenji NAKAGAWA
  • Fitting structure for connector
    Patent number: 9705271
    Abstract: Provided is a connector (10) whereof a cover (60) is prevented from falling off a housing (20). The connector (10) is provided with: the housing (20), which is capable of fitting to a counterpart housing (90) and arranged in proximity or in contact with a peripheral member such as a solenoid (80) when fitting to the counterpart housing (90); and the cover (60), which is independent from the housing (20) and attached to the housing (20) so as to cover an electric wire (100) drawn out from a wire outdrawing surface of this housing (20). When the housing (20) fits to the counterpart housing (90), the cover (60) is faced by the peripheral member in a separating direction from the housing (20) so that the cover (60) is arranged to be interposed between the housing (20) and the peripheral member such as the solenoid (80).
    Type: Grant
    Filed: October 6, 2014
    Date of Patent: July 11, 2017
    Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., AISIN AW CO., LTD.
    Inventors: Keishi Kitamura, Yoshihiro Mizutani, Yasuto Takeda, Hiroki Hirai, Tetsuji Tanaka, Hiroyoshi Maesoba, Kosuke Sone, Teruo Kato, Kazuhisa Nimura